[gtk+] Adwaita: colorbutton colorswatch shadow fix

[Lapo Calamandrei <lapo src gnome org>]

commit 86ba132ded7a762daed861bdb4169a82a14b6917
Author: Lapo Calamandrei <calamandrei gmail com>
Date:   Sun Apr 17 23:08:26 2016 +0200

    Adwaita: colorbutton colorswatch shadow fix
    
    reset colorswatch box-shadow on active and checked state as well
    following latest style changes.

 gtk/theme/Adwaita/_common.scss      |   12 +++++++-----
 gtk/theme/Adwaita/gtk-contained.css |    4 ++--
 2 files changed, 9 insertions(+), 7 deletions(-)
---
diff --git a/gtk/theme/Adwaita/_common.scss b/gtk/theme/Adwaita/_common.scss
index 15c3dab..0d1c286 100644
--- a/gtk/theme/Adwaita/_common.scss
+++ b/gtk/theme/Adwaita/_common.scss
@@ -963,12 +963,14 @@ button.color {
   colorswatch:only-child {
     &, overlay { border-radius: 0; }
 
-    @if $variant == 'light' {
-      box-shadow: 0 1px _text_shadow_color();
+    @if $variant == 'light' { box-shadow: 0 1px _text_shadow_color(); }
+  }
 
-      &:disabled,
-      &:backdrop { box-shadow: none; }
-    }
+  @if $variant == 'light' {
+    &:disabled,
+    &:backdrop,
+    &:active,
+    &:checked { colorswatch:only-child { box-shadow: none; }}
   }
 }
 
diff --git a/gtk/theme/Adwaita/gtk-contained.css b/gtk/theme/Adwaita/gtk-contained.css
index ab7d041..8539fa1 100644
--- a/gtk/theme/Adwaita/gtk-contained.css
+++ b/gtk/theme/Adwaita/gtk-contained.css
@@ -1368,8 +1368,8 @@ button.color {
     box-shadow: 0 1px rgba(255, 255, 255, 0.76923); }
     button.color colorswatch:only-child, button.color colorswatch:only-child overlay {
       border-radius: 0; }
-    button.color colorswatch:only-child:disabled, button.color colorswatch:only-child:backdrop {
-      box-shadow: none; }
+  button.color:disabled colorswatch:only-child, button.color:backdrop colorswatch:only-child, 
button.color:active colorswatch:only-child, button.color:checked colorswatch:only-child {
+    box-shadow: none; }
 
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